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Re: Topband: Twin Lead (Speaker Wire) Loss?

To: <k2kw-8@adelphia.net>, <topband@contesting.com>
Subject: Re: Topband: Twin Lead (Speaker Wire) Loss?
From: "Tom Rauch" <w8ji@contesting.com>
Reply-to: Tom Rauch <w8ji@contesting.com>
Date: Wed, 20 Dec 2006 07:27:16 -0500
List-post: <mailto:topband@contesting.com>
> In our ever growing quest lighten the weight on DXpedition 
> luggage, I'm looking for an alternative feed line for RX 
> antennas.  Does anyone have data on the impedance and line 
> loss of twin lead (speaker wire)?  I'm assuming that some 
> form of speaker wire would have less weight than RG-8X?
>
> Belden used to make 72 ohm twin lead for transmissions, 
> but I don't think it's still available.

The last plastic insulated speaker wire I tested had about 
5dB loss per 100 feet on 80 meters.

73 Tom 


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